Hesperia Dam
Hesperia Dam is an earth dam located in Oceana County, Michigan, built in 1977. It carries a Significant hazard potential classification and has a fair condition assessment.
About Hesperia Dam
The primary purpose of Hesperia Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Village Of Hesperia (local government). It impounds the White River near Hesperia.
The dam stands 11 feet tall and stretches 328 feet across, creates a reservoir covering 50 acres, and has a maximum storage capacity of 450 acre-feet. Completed in 1977, the structure is 49 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 07/01/2017.
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Location
| State | Michigan |
| County | Oceana |
| Nearest City | Hesperia |
| River/Stream | White River |
| Coordinates | 43.57278, -86.04068 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 328 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 450 acre-ft |
| Max Storage | 450 acre-ft |
| Normal Storage | 144 acre-ft |
| Surface Area | 50 acres |
| Max Discharge | 3,524 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Village of Hesperia |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/01/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MI00678 |
| Federal ID | MI00678 |
| More Info | State Dam Safety Program |